#A13D23#A13D23

#A13D23 is a mid, vivid red. Relative luminance 0.110; OKLCH L 49.5% C 0.139 H 35.5°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#A13D23
RGB	rgb(161, 61, 35)
HSL	hsl(12, 64%, 38%)
HSV	hsv(12, 78%, 63%)
CMYK	cmyk(0%, 62.1%, 78.3%, 36.9%)
CIE-LAB	lab(39.64, 40.04, 36.61)
CIE-LCH	lch(39.64, 54.25, 42.44°)
OKLab	oklab(49.49% 0.1129 0.0805)
OKLCH	oklch(49.49% 0.139 35.5)
XYZ	xyz(16.6719, 11.0382, 2.8425)
Luminance	0.1104 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A13D23 #2387A1

analogous

#A12348 #A13D23 #A17C23

triadic

#A13D23 #23A13D #3D23A1

tetradic

#A13D23 #48A123 #2387A1 #7C23A1

square

#A13D23 #48A123 #2387A1 #7C23A1

split-complementary

#A13D23 #23A17C #2348A1

monochromatic

#3C170D #6F2A18 #A13D23 #D2512F #DD7B62

Accessibility & contrast

On white

6.55

#A13D23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#A13D23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A13D23

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A13D23	#FFFFFF	#000000	##FFFFFF
##A13D23	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594F1F

Deuteranopia (green-blind)

#726620

Tritanopia (blue-blind)

#B12438

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a13d23;
/* rgb */ color: rgb(161, 61, 35);
/* oklch */ color: oklch(49.5% 0.139 35.5);

Tailwind

colors: {
  custom: {
    50: '#c4775f',
    500: '#a13d23',
    950: '#000000',
  },
}

SCSS

$custom: #a13d23;
$custom-light: #c4775f;
$custom-dark: #000000;

JSON

{
  "hex": "#a13d23",
  "rgb": {
    "r": 161,
    "g": 61,
    "b": 35
  },
  "hsl": {
    "h": 12.381,
    "s": 64.286,
    "l": 38.431
  },
  "oklch": {
    "l": 0.49488,
    "c": 0.13867,
    "h": 35.5
  },
  "luminance": 0.11036
}

Semantic roles & 50–950 ramp

primary

#A13D23

secondary

#5EADC2

accent

#C5E741

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140905

muted

#837B79

Preview Lab

Preview with #A13D23

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →